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Tube Substitutions for:
25FY8
Triode-Pentode
TypeSubstitutesBase Diagram
25FY8
Web References25FY8 @ RadioMuseum.org


Type 25FY8
Triode-Pentode



MECHANICAL DATA

Basing9EX


ELECTRICAL DATA


HEATER CHARACTERISTICS
Heater Voltage25Volts
Heater Current0.3A


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